Registry data as of Aug 27, 2026

Guillermo Moreno

Maternal & Fetal Medicine Physician · Fresno, CA

Guillermo Moreno is a maternal & fetal medicine physician with a practice address in Fresno, California, and NPI 1124587159, issued on Mar 19, 2019. Check the license (California A182003, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1124587159
Name
Guillermo Moreno
Primary taxonomy
Maternal & Fetal Medicine Physician 207VM0101X
License numbers
A182003 CA
35.147718 OH
Self-reported in NPPES; status is on the state search
Practice location
2210 E Illinois Ave Ste 301, Fresno, CA 93701
Phone
(559) 320-0555
Enumerated
Mar 19, 2019
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2210 E Illinois Ave Ste 301

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Emilia Basilio, MD, MPHMaternal & Fetal Medicine Physician1245693761
  2. Fatimah Fahimuddin, MDMaternal & Fetal Medicine Physician1396278537
  3. Brian Morgan, M.D.Obstetrics & Gynecology Physician1659301570

Verify Guillermo Moreno in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A182003
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

83% fewer Medicare Part D claims than the average maternal & fetal medicine physician in 2024

14 Medicare Part D claims, against an average of 81 among the 268 providers of this specialty who prescribed in Part D.

  1. Guillermo Moreno14
  2. Specialty average81

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Maternal & Fetal Medicine Physician providers in California

There are 224 maternal & fetal medicine physician records in California.

Other maternal & fetal medicine physician records in California

  1. Alireza Abdollah Shamshirsaz, M.D.Palo Alto, CA1881804235
  2. Joanna Adamczak, M.D.San Diego, CA1447428420
  3. Michelle Adams, M.D.Oakland, CA1326058991
  4. Paola Aghajanian, M.D.Los Angeles, CA1336324334
  5. Jennifer Ahn, M.D.San Diego, CA1972673879
  6. Marwan Ali, MD, MBASacramento, CA1265696660
  7. Kevin Amaya, D.O.Harbor City, CA1215193495
  8. Odul Amburgey, M.D.San Jose, CA1619196466
  9. Carol Archie, M.D.Los Angeles, CA1922118041
  10. Regina Arvon, M.D.San Francisco, CA1649483991

Common questions

What is Guillermo Moreno's NPI number?

Guillermo Moreno's National Provider Identifier (NPI) is 1124587159, issued on Mar 19, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Guillermo Moreno located?

The NPPES record lists a practice address at 2210 E Illinois Ave Ste 301, Fresno, CA, 93701. Phone: (559) 320-0555. Providers update this record themselves, so call before visiting.

How can I verify Guillermo Moreno's license?

NPPES lists California license number A182003, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Guillermo Moreno prescribe under Medicare Part D?

In 2024, Guillermo Moreno had 14 Medicare Part D claims; the average among maternal & fetal medicine physician prescribers was 81. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.